Horn circuit for Toyota Auris E180 facelift (2015-2018)

BLK WIRE COMPUTER DATA LINES SYSTEM ECU-B 1 FUSE ENGINE ROOM R/B ASSEMBLY GRN WIRE HIGH PITCHED HORN ASSEMBLY HORN HORN FUSE HORN RELAY HORN SWITCH HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LT GRN WIRE MAIN BODY ECU SPIRAL CABLE W/ SENSOR SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY WHT WIRE WHT/BLK WIRE